1. Department of Molecular Cell Biology, Sungkyunkwan University School of Medicine, Suwon 16419, Korea
2. Department of Physiology, Sungkyunkwan University School of Medicine, Suwon 16419, Korea
3. Service of Endocrinology, Diabetes, Nutrition and Therapeutic Patient Education, Geneva University Hospitals, Geneva 1205, Switzerland
4. Department of Radiology, Hirslanden Grangettes Clinic, Geneva 1224, Switzerland
5. Department of Pathology, Konyang University, Daejeon 35365, Korea
6. Institute of Bioengineering, Ecole Polytechnique Federale de Lausanne, Lausanne 1015, Switzerland
7. Department of Biomedical Science and Engineering, Gwangju Institute of Science and Technology, Gwangju 61005, Korea